| Factory | Number | Cross Interchange Type | Relevance |
|---|---|---|---|
| MGA | 6PK2120 | Direct Cross Interchange | 1 |
| BOSCH | 9105262120 | Indirect Cross Interchange | 1 |
| BOSCH | 1987947821 | Indirect Cross Interchange | 1 |
| BOSCH | 1987946043 | Indirect Cross Interchange | 1 |
| ROULUNDS RUBBER | 6K2120 | Indirect Cross Interchange | 1 |
| MINTEX | 6PK2125 | Indirect Cross Interchange | 1 |
| HUTCHINSON | 2122K6 | Indirect Cross Interchange | 1 |
| OPTIBELT | 2120PK6 | Indirect Cross Interchange | 1 |
| FERODO | 2120PK6 | Indirect Cross Interchange | 1 |
| VW | 2D0145933A | Indirect Cross Interchange | 1 |
| VW | 074260849J | Indirect Cross Interchange | 1 |
| VW | 062260849 | Indirect Cross Interchange | 1 |
| QUINTON HAZELL | QBR62125 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0139974192 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0119978592 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0119978092 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0119974892 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0119973892 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0089973492 | Indirect Cross Interchange | 1 |
| MERCEDES-BENZ | 0079978492 | Indirect Cross Interchange | 1 |
| FORD | 98BB6C301CA | Indirect Cross Interchange | 1 |
| FORD | 1050417 | Indirect Cross Interchange | 1 |
| DAYCO | 6PK2125 | Indirect Cross Interchange | 1 |
| DAYCO | 6PK2120 | Indirect Cross Interchange | 1 |
| GATES | 6PK2120ES | Indirect Cross Interchange | 1 |
| GATES | 68805 | Indirect Cross Interchange | 1 |
| CONTITECH | 6PK2120 | Indirect Cross Interchange | 1 |